Noise Level - Mitsubishi Heavy Industries SRK25GZ-L1 Handbook

FDC-HKXR

20.2.8 Noise level

Notes (1) The data are based on the following conditions.
Ambient air tempetature: Indoor unit 27˚C DB, 19˚C WB. Outdoor unit 35˚C DB
(2) The data in the chart are measuted in an unechonic room.
(3) The noise levels measured in the field are usually higher than the data because of reflection.
(1) Indoor unit
(a) Ceiling recessed type (FDT)
Models FDTJ28HKXE2, 36HKXE2
Noise level 37 dB (A) at HIGH
34 dB (A) at MEDIUM
33 dB (A) at LOW
70
60
50
40
30
20
63 125 250 500 1000 2000
Mid octave band frequency (Hz)
Model FDTJ90HKXE2
Noise level 42 dB (A) at HIGH
40 dB (A) at MEDIUM
38 dB (A) at LOW
70
60
50
40
30
20
63 125 250 500 1000 2000
Mid octave band frequency (Hz)
(b) 2-way outlet ceiling recessed type (FDTW)
Measured based on JIS B 8616
Mike position as below
Mike position as below
1.5m
Mike (center & low points)
1016
Measured based on JIS B 8616
Mike position as below
Models FDTJ45HKXE2, 56HKXE2
Noise level 38 dB (A) at HIGH
35 dB (A) at MEDIUM
34 dB (A) at LOW
70 70
60 60
50 50
40 40
30 30
20 20
4000 8000 63 125 250
Mid octave band frequency (Hz)
Model FDTJ112HKXE2
Noise level 49 dB (A) at HIGH
46 dB (A) at MEDIUM
42 dB (A) at LOW
70 70
60 60
50 50
40 40
30 30
20 20
4000 8000 63 125 250
Mid octave band frequency (Hz)
Models FDTWJ28HKXE2B, 45HKXE2B
Noise level 39 dB (A) at HIGH
70
60
50
40
30
20
63 125 250
Mid Octave Band Frequency (Hz)
Mike position as below
1.5m
Mike (center & low points)
Model FDTJ71HKXE2
Noise level 40 dB (A) at HIGH
70
60
50
40
30
20
500 1000 2000 4000 8000
Model FDTJ140HKXE2
Noise level 50 dB (A) at HIGH
70
60
50
40
30
20
500 1000 2000 4000 8000
Model FDTWJ71HKXE2B
56HKXE2B
36 dB (A) at MEDIUM
33 dB (A) at LOW
70
60
50
40
30
20
500 1000 2000 4000 8000
38 dB (A) at MEDIUM
36 dB (A) at LOW
70
60
50
40
30
20
63 125 250 500 1000 2000 4000
Mid octave band frequency (Hz)
47 dB (A) at MEDIUM
45 dB (A) at LOW
70
60
50
40
30
20
63 125 250 500 1000 2000 4000
Mid octave band frequency (Hz)
Noise level 41 dB (A) at HIGH
38 dB (A) at MEDIUM
35 dB (A) at LOW
70
60
50
40
30
20
63 125 250 500 1000 2000
Mid Octave Band Frequency (Hz)
70
60
50
40
30
20
8000
70
60
50
40
30
20
8000
70
60
50
40
30
20
4000 8000